i=1
while i<=1000:
    print('上班天数为：',i)
    i=i+1

n=1
sum=0
while n<=100:
   sum=sum+n
   n= n+1
print(sum)

for i in['周一','周二','周三','周四','周五']:
    print('今天是',i,end=',')

print()

for a in['今天','wo','很','好啊']:
    print(a,end='')

for i in range(10):
    print(i)

for a in range(1,10,-2):
    print(a)

for b in range(10,1,-2):
    print(b)

s=0
for a in range(1,101):
    s=s+a
print(s)

i=1
while i<=5:
    print('上班时间为:',i)
    i=i+1
    t=9
    while t <=17:
        print('时间段为：',t,end="")
        t=t+1
    print()

for i in range(1,6):
    print('上班星期为：',i)
    for j in range(9,18):
        print('时间段为：',j,end=",")
    print()

i=1
while i <=9:
    j=1
    while j<=i:
        print('%d*%d=%d'%(j,i,j*i),end="")
        j=j+1
    print()
    i=i+1

for i in range(1,10):
    for j in range(1,i+1):
        print('%d*%d=%d'%(j,i,j*i),end="")
    print()



